128168640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:447

約数の個数: 168

約数和(自身を含む): 445056768

約数和(自身を除く): 316888128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 191, 192, 233, 240, 288, 320, 360, 382, 466, 480, 573, 576, 699, 720, 764, 932, 955, 960, 1146, 1165, 1398, 1440, 1528, 1719, 1864, 1910, 2097, 2292, 2330, 2796, 2865, 2880, 3056, 3438, 3495, 3728, 3820, 4194, 4584, 4660, 5592, 5730, 6112, 6876, 6990, 7456, 7640, 8388, 8595, 9168, 9320, 10485, 11184, 11460, 12224, 13752, 13980, 14912, 15280, 16776, 17190, 18336, 18640, 20970, 22368, 22920, 27504, 27960, 30560, 33552, 34380, 36672, 37280, 41940, 44503, 44736, 45840, 55008, 55920, 61120, 67104, 68760, 74560, 83880, 89006, 91680, 110016, 111840, 133509, 134208, 137520, 167760, 178012, 183360, 222515, 223680, 267018, 275040, 335520, 356024, 400527, 445030, 534036, 550080, 667545, 671040, 712048, 801054, 890060, 1068072, 1335090, 1424096, 1602108, 1780120, 2002635, 2136144, 2670180, 2848192, 3204216, 3560240, 4005270, 4272288, 5340360, 6408432, 7120480, 8010540, 8544576, 10680720, 12816864, 14240960, 16021080, 21361440, 25633728, 32042160, 42722880, 64084320, 128168640]

約数ペア:

[(1, 128168640), (2, 64084320), (3, 42722880), (4, 32042160), (5, 25633728), (6, 21361440), (8, 16021080), (9, 14240960), (10, 12816864), (12, 10680720), (15, 8544576), (16, 8010540), (18, 7120480), (20, 6408432), (24, 5340360), (30, 4272288), (32, 4005270), (36, 3560240), (40, 3204216), (45, 2848192), (48, 2670180), (60, 2136144), (64, 2002635), (72, 1780120), (80, 1602108), (90, 1424096), (96, 1335090), (120, 1068072), (144, 890060), (160, 801054), (180, 712048), (191, 671040), (192, 667545), (233, 550080), (240, 534036), (288, 445030), (320, 400527), (360, 356024), (382, 335520), (466, 275040), (480, 267018), (573, 223680), (576, 222515), (699, 183360), (720, 178012), (764, 167760), (932, 137520), (955, 134208), (960, 133509), (1146, 111840), (1165, 110016), (1398, 91680), (1440, 89006), (1528, 83880), (1719, 74560), (1864, 68760), (1910, 67104), (2097, 61120), (2292, 55920), (2330, 55008), (2796, 45840), (2865, 44736), (2880, 44503), (3056, 41940), (3438, 37280), (3495, 36672), (3728, 34380), (3820, 33552), (4194, 30560), (4584, 27960), (4660, 27504), (5592, 22920), (5730, 22368), (6112, 20970), (6876, 18640), (6990, 18336), (7456, 17190), (7640, 16776), (8388, 15280), (8595, 14912), (9168, 13980), (9320, 13752), (10485, 12224), (11184, 11460)]